Numbers / 107

The Number 107

107 is prime: only 1 and 107 divide it evenly; the next prime after 107 is 109. 107's proper divisors total just 1, 106 short of 107, the deficient case most of 107's neighbors share too. 107 has a digit sum of 8; for 107, the digital root works out to 8. 107 shares no factor with 2-12; 107's own divisors start beyond that range. 107 is 1101011 in binary and 6B in hex; as a Roman numeral it's CVII.